APA (7e ed.) Bronvermelding

Não informado. (1948). Highway Engineer. Institution of Highway Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. Highway Engineer. London: Institution of Highway Engineers, 1948.

MLA (8e ed.) Bronvermelding

Não informado. Highway Engineer. Institution of Highway Engineers, 1948.

Let op: Deze citaties zijn niet altijd 100% accuraat.